592 



MEMOIRS OF THE NEW YORK BOTANICAL GARDEN 



Thompson, W. Oilman. Address of 



welcome, I 

 Thompson, \V. P., and I. \V. Bailey. Are 



Tetracentron, Trochodendron and 



Drimys specialized or primitive types? 27 

 Thrinax Morrisii, 569 

 Thuya plicata, 483; occidentalis, 481 

 Tillandsia utriculata, 569 

 Tissa marina, 85 

 Tithymalopsis, 455; arundelana, 455-458; 



corollata, 455, 457, 458; Ipecacuanhae, 



455-457; marylaadica, 455, 457; zin- 



niiflora, 457, 458 

 Tithymalopsis, Variation in, 455 

 Torenia, 562 

 Townsendia, 163 

 Toxicodendron radicans, 81; Rydbergii, 



490; V'err^x, 81 

 Tradescantia, 263, 271, 281, 305 

 Tranzschelia punctata, 510 

 Tremella koreaensis, 249 

 Triadenum virginicum, 81 

 Triassic plants from Sonora, Mexico, 



including a Neocalamites not previously 



reported from North America, 75 

 Trichoglossum hirsutum, 502, 505; hir- 



sutum Wrightii, 502, 505 

 Trichomanes, 170 

 Trientalis americana, 81 

 Trifolium, 515; pratense, 338 

 Trillium, 272, 305 

 Trilobulina, 60 

 Trip to North Wales in June, A botanical, 



f67 . 

 Trixapias, 54 

 Trochodendron, 27, 29-31; aralioides, 29, 



31. 32 

 Trochodendron, and Drimys specialized 



or primitive types? Are Tetracentron, 27 

 Trollius europaeus, 169 

 Tropaeolum, 275, 281, 285, 302, 303, 



306-308; majus, 275, 284; minus, 275 

 Troximon, 163 

 Trutta, 262 



Tsuga heterophylla, 481, 483 

 Types in Pediastrum, On the nature of, 91 

 Tyromyces graminicola, 511 



Udotea cyathiformis, 105 



Ulmus americana, 485, 489 



Ulothrix, 259 



Ulva, 567 



Umbellularia, 163 



Unifolium canadense, 81 



Urechites lutea, 576 



Uredo nootkatensis, 251 



Uromyces Behenis, 177; Glycyrrhizae, 

 176; Scrophuiariae, 177 



Uromycopsis, 173, 175, 177, 178 



Ustilago Carbo, 504; Zcae, 504, 509 



Utricularia, 39-41. 43. 50. 52, 54. 56, 

 59-62, 64, 538; alpina, 53; bryophila, 

 54; caerulca, 50-52; capensis, 56; 

 cornuta, 54; cucullata, 63; denticulata, 

 56; dichotoma, 53; fimbriata, 49; 



Glaziuana, 57; hydrocarpa, 61; inflata, 



61; macrorhiza, 59, 60; Mannii, 54; 



minima, 59; minor, 39, 60; minutissima, 



52; multifida, 49; neottioides, 56; 



olivacea, 59; parviflora, 52; pumila, 60; 



purpurea, 62; racemosa, 51; resupinata, 



58; reticulata, 52; saccata, 62; Spru- 



ceana, 58; striatula, 50; subulata, 58; 



tubulata, 63; vulgaris, 39, 61 

 Vaccinium, 84, 481; atlanticum, 81; 



atrococcum, 81; Myrtillus, 170 

 Vagnera racemosa, 81 

 Valeriana acutiloba, 204; edulis, 204; 



occidentalis, 204; officinalis, 204; sit- 



chensis, 204 

 X'alerianaceae, 204 

 \'ariation in Tithymalopsis, 455 

 X'ariations in the yellow daisy (Rudbeckia 



hirta), Inheritable, 89 

 \'arronia bahamensis, 577 

 Vegetation of Anegada, The, 565 

 Vegetative life zones of the Rocky Moun- 

 tain region, 477 

 Velaea arguta, 192; Hartwegii, 192 

 Venus mercenaria, 86 

 \'ermicularia, 553-556; atramentaria, 553, 



554, 558; atramentaria sclerotioides, 553 

 Vesiculina, 42, 44, 61-64; cucullata, 61, 



63; purpurea, 62 

 Viburnum dentatum, 81 

 Vicia, 254, 283, 306 

 Vicinity of Beaufort, North Carolina, 



Notes on some marine algae from the, 



105 

 Viola lobata, 174, 188; ocellata, 174, 188; 



pallens, 81 ; papilionacea, 81 ; praemorsa, 



188 

 Vitis, 335; aestivalis, 81 

 \'oIkameria aculeata, 577 



Walchia, 78 



Wedelia parviflora, 579 



Wclwitschia, 27 



White-cedar swamp at Merrick, Long 



Island, and its significance, A, 79 

 Woodwardia areolata, 81; virginica, 81 



Xananthes, 60 



Xenoxylon latiporosum, 30 



Xylaria arbuscula, 509; filiformis, 508 



Yampolsky, Cecil. Observations on in- 

 heritance of sex-ratios in Mercurialis 

 annua, 69 



Yellow daisy (Rudbeckia hirta), In- 

 heritable variations in the, 89 



Yucca, 493, 494; glauca, 491 



Zamia, 268, 305 



Zamites (Otozamites?), 77; Powellii, 77 



Zasmidium cellare, 68 



Zea, 305; Mays, 273, 509 



Zizia, 163 



Zones of the Rocky Mountain region 



Vegetative life, 477 

 Zostera, 1 10 

 Zygogynum, 27 



